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Posted to dev@hive.apache.org by "Jesus Camacho Rodriguez (JIRA)" <ji...@apache.org> on 2015/02/02 19:12:34 UTC

[jira] [Updated] (HIVE-9444) CBO (Calcite Return Path): Rewrite GlobalLimitOptimizer

     [ https://issues.apache.org/jira/browse/HIVE-9444?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jesus Camacho Rodriguez updated HIVE-9444:
------------------------------------------
    Status: Patch Available  (was: Open)

> CBO (Calcite Return Path): Rewrite GlobalLimitOptimizer
> -------------------------------------------------------
>
>                 Key: HIVE-9444
>                 URL: https://issues.apache.org/jira/browse/HIVE-9444
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>             Fix For: 0.15.0
>
>         Attachments: HIVE-9444.patch
>
>
> Currently, GlobalLimitOptimization relies heavily on the information contained in QBParseInfo. The goal is to extract that information from the operator tree so we do not need to rely on QBParseInfo.



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